Arq's three largest insider shareholders as of May 30, 2026 are Julian Alexander Mcintyre (Director, 3.19Mn shares), Jeremy Blank (Director, 2.03Mn shares), Fundamental Advisers Llc Alta (Director, 2.03Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Taylor J. Simonton | - | 65,821 | 0 | 06 Jul, 2022 |
| Carol S Eicher | - | 174,010 | 0 | 17 Mar, 2026 |
| Robert E. Rasmus | Chief Executive Officer | 0 | 527,779 | 19 Jul, 2023 |
| Morgan Fields | Chief Accounting Officer | 64,599 | 0 | 21 Aug, 2023 |
| Louis Spencer Wells | - | 102,927 | 0 | 03 Jul, 2024 |
| Fundamental Advisers Llc Alta | - | 0 | 2,028,963 | 03 Jul, 2024 |
| Laurie Bergman | - | 51,702 | 0 | 03 Jul, 2025 |
| Greg Marken | Ceo | 186,411 | 0 | 27 Mar, 2023 |
| Theodore James Sanders | General Counsel | 28,231 | 0 | 23 Nov, 2021 |
| Joseph M Wong | Chief Technology Officer | 390,601 | 0 | 25 Mar, 2026 |
| Jeremy Blank | - | 0 | 2,034,850 | 27 Nov, 2024 |
| Richard Campbell-Breeden | - | 0 | 404,786 | 24 Mar, 2026 |
| Julian Alexander Mcintyre | - | 0 | 3,191,289 | 06 Oct, 2025 |
| Jeremy Williamson | Chief Operating Officer | 185,606 | 0 | 03 Mar, 2026 |
| Stacia Hansen | Chief Accounting Officer | 64,305 | 0 | 25 Mar, 2026 |
| Claiborne Benson Smith | Gen Counsel, Corp Secretary | 94,466 | 0 | 25 Mar, 2026 |
| Jay Loring Voncannon | Chief Financial Officer | 65,000 | 0 | 13 Nov, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 23 Mar, 2026 | Claiborne Benson Smith | Common Stock | D | 8,025 | $2.27 | 94,466 | D | F |
| 23 Mar, 2026 | Robert E. Rasmus | Common Stock | D | 845 | $2.27 | 479,937 | D | F |
| 23 Mar, 2026 | Claiborne Benson Smith | Common Stock | D | 8,025 | $2.27 | 94,466 | D | F |
| 23 Mar, 2026 | Joseph M Wong | Common Stock | D | 10,085 | $2.27 | 390,601 | D | F |
| 23 Mar, 2026 | Stacia Hansen | Common Stock | D | 8,894 | $2.27 | 64,305 | D | F |
| 23 Mar, 2026 | Robert E. Rasmus | Common Stock | D | 845 | $2.27 | 479,937 | D | F |
| 23 Mar, 2026 | Stacia Hansen | Common Stock | D | 8,894 | $2.27 | 64,305 | D | F |
| 23 Mar, 2026 | Joseph M Wong | Common Stock | D | 10,085 | $2.27 | 390,601 | D | F |
| 23 Mar, 2026 | Richard Campbell-Breeden | Common Stock | A | 150,000 | $2.21 | 404,786 | I | P |
| 23 Mar, 2026 | Richard Campbell-Breeden | Common Stock | A | 150,000 | $2.21 | 404,786 | I | P |
| 17 Mar, 2026 | Joseph M Wong | Common Stock | A | 10,000 | $1.89 | 400,686 | D | P |
| 17 Mar, 2026 | Joseph M Wong | Common Stock | A | 10,000 | $1.89 | 400,686 | D | P |
| 13 Mar, 2026 | Carol S Eicher | Common Stock | A | 77,500 | $1.95 | 174,010 | D | P |
| 12 Mar, 2026 | Claiborne Benson Smith | Common Stock | A | 1,000 | $1.92 | 101,491 | D | P |
| 12 Mar, 2026 | Claiborne Benson Smith | Common Stock | A | 1,000 | $1.92 | 101,491 | D | P |
| 16 Mar, 2026 | Claiborne Benson Smith | Common Stock | A | 1,000 | $1.92 | 102,491 | D | P |
| 16 Mar, 2026 | Claiborne Benson Smith | Common Stock | A | 1,000 | $1.92 | 102,491 | D | P |
| 27 Feb, 2026 | Claiborne Benson Smith | Common Stock | A | 28,229 | - | 110,667 | D | M |
| 27 Feb, 2026 | Jeremy Williamson | Common Stock | A | 68,600 | - | 203,888 | D | M |
| 27 Feb, 2026 | Joseph M Wong | Common Stock | A | 40,286 | - | 408,024 | D | M |